/***** BEGIN LICENSE BLOCK *****
 * Version: CPL 1.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Common Public
 * License Version 1.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.eclipse.org/legal/cpl-v10.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2006 Mirko Stocker <me@misto.ch>
 * 
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * decision by deleting the provisions above and replace them with the notice
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 ***** END LICENSE BLOCK *****/

package org.jruby.ast.visitor.rewriter.utils;

import java.io.PrintWriter;

public class Indentor {
	
	private int indentation;

	private int indentationSteps;

	private char indentationChar;

	public Indentor(int indentationSteps, char indentationChar) {
		this.indentationSteps = indentationSteps;
		this.indentationChar = indentationChar;
	}

	public void indent() {
		indentation += indentationSteps;
	}

	public void outdent() {
		indentation -= indentationSteps;
	}
	
	public void printIndentation(PrintWriter out) {
		for (int i = 0; i < indentation; i++)
			out.print(indentationChar);
	}

	public char getIndentationChar() {
		return indentationChar;
	}

	public void setIndentationChar(char indentationChar) {
		this.indentationChar = indentationChar;
	}

	public int getIndentationSteps() {
		return indentationSteps;
	}

	public void setIndentationSteps(int indentationSteps) {
		this.indentationSteps = indentationSteps;
	}
}